package main
import "fmt"

func main(){
  sl_from	:= []int{1,2,3}
  sl_to		:= make([]int, 10)

  // 1-st way to increase capacity of slice
  n			:= copy(sl_to, sl_from)
  fmt.Println(sl_to)
  fmt.Printf("Copied %d elements\n", n)
  // 2-nd way to increase capacity of slice
  sl3		:= []int{1,2,3}
  sl3		= append(sl3, 4,5,6)
  fmt.Println(sl3)
}
